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CPC Subgroup
B41J 9/02

Hammers; Arrangements thereof

Full Title

Hammer-impression mechanisms > Hammers; Arrangements thereof

4 direct subcodes

Child Classifications

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  • B41J 9/127 Mounting of hammers
  • B41J 9/133 Construction of hammer body or tip

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739